707 lines
20 KiB
C
707 lines
20 KiB
C
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/****************************** Module Header ******************************\
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* Module Name: options.c
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*
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* Copyright (c) 1991, Microsoft Corporation
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*
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* Implementation of functions to support security options dialog.
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*
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* History:
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* 12-05-91 Davidc Created.
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\***************************************************************************/
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#include "msgina.h"
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#include "shtdnp.h"
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#include <stdio.h>
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#include <wchar.h>
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#pragma hdrstop
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#define CTRL_TASKLIST_SHELL
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#define LPTSTR LPWSTR
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#define BOOLIFY(expr) (!!(expr))
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//
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// Private prototypes
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//
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INT_PTR WINAPI
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OptionsDlgProc(
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HWND hDlg,
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UINT message,
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WPARAM wParam,
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LPARAM lParam
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);
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BOOL OptionsDlgInit(HWND);
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INT_PTR WINAPI
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EndWindowsSessionDlgProc(
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HWND hDlg,
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UINT message,
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WPARAM wParam,
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LPARAM lParam
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);
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/******************************************************************************
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*
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* HandleFailedDisconnect
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*
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* Tell the user why the disconnect from the current Logon failed.
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*
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* ENTRY:
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* hDlg (input)
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* This dialog's window handle.
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* SessionId (input)
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* The user's current SessionId.
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*
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* EXIT:
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*
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******************************************************************************/
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VOID
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HandleFailedDisconnect( HWND hDlg,
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ULONG SessionId,
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PGLOBALS pGlobals )
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{
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DWORD Error;
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TCHAR Buffer1[MAX_STRING_BYTES];
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TCHAR Buffer2[MAX_STRING_BYTES];
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TCHAR Buffer3[MAX_STRING_BYTES];
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Error = GetLastError();
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switch (Error) {
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default:
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LoadString( hDllInstance, IDS_MULTIUSER_UNEXPECTED_DISCONNECT_FAILURE,
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Buffer1, MAX_STRING_BYTES );
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FormatMessage(
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FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
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NULL, Error, 0, Buffer3, MAX_STRING_BYTES, NULL );
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_snwprintf(Buffer2, MAX_STRING_BYTES, Buffer1, SessionId, Buffer3);
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LoadString( hDllInstance, IDS_MULTIUSER_DISCONNECT_FAILED,
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Buffer1, MAX_STRING_BYTES );
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TimeoutMessageBoxlpstr( hDlg, pGlobals, Buffer2,
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Buffer1,
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MB_OK | MB_ICONEXCLAMATION,
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TIMEOUT_CURRENT );
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break;
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}
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}
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/***************************************************************************\
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* SecurityOptions
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*
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* Show the user the security options dialog and do what they ask.
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*
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* Returns:
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* MSGINA_DLG_SUCCESS if everything went OK and the user wants to continue
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* DLG_LOCK_WORKSTAION if the user chooses to lock the workstation
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* DLG_INTERRUPTED() - this is a set of possible interruptions (see winlogon.h)
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* MSGINA_DLG_FAILURE if the dialog cannot be brought up.
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*
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* History:
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* 12-09-91 Davidc Created.
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\***************************************************************************/
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INT_PTR
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SecurityOptions(
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PGLOBALS pGlobals)
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{
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int Result;
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pWlxFuncs->WlxSetTimeout(pGlobals->hGlobalWlx, OPTIONS_TIMEOUT);
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Result = pWlxFuncs->WlxDialogBoxParam( pGlobals->hGlobalWlx,
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hDllInstance,
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(LPTSTR)IDD_OPTIONS_DIALOG,
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NULL,
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OptionsDlgProc,
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(LPARAM) pGlobals);
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if (Result == WLX_DLG_INPUT_TIMEOUT)
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{
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Result = MSGINA_DLG_SUCCESS;
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}
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return(Result);
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}
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/***************************************************************************\
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*
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* FUNCTION: OptionsDlgProc
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*
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* PURPOSE: Processes messages for Security options dialog
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*
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\***************************************************************************/
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INT_PTR WINAPI
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OptionsDlgProc(
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HWND hDlg,
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UINT message,
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WPARAM wParam,
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LPARAM lParam
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)
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{
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PGLOBALS pGlobals = (PGLOBALS)GetWindowLongPtr(hDlg, GWLP_USERDATA);
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INT_PTR Result;
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HANDLE UserHandle;
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NTSTATUS Status;
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BOOL EnableResult;
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BOOL ControlKey;
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switch (message) {
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case WM_INITDIALOG:
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SetWindowLongPtr(hDlg, GWLP_USERDATA, lParam);
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if (!OptionsDlgInit(hDlg))
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{
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EndDialog(hDlg, MSGINA_DLG_FAILURE);
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}
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return(TRUE);
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case WLX_WM_SAS:
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//
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// If this is someone hitting C-A-D, swallow it.
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//
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if (wParam == WLX_SAS_TYPE_CTRL_ALT_DEL)
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{
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return(TRUE);
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}
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//
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// Other SAS's (like timeout), return FALSE and let winlogon
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// deal with it.
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//
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DebugLog((DEB_TRACE, "Received SAS event %d, which we're letting winlogon cope with\n", wParam));
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return(FALSE);
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case WM_COMMAND:
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ControlKey = (GetKeyState(VK_LCONTROL) < 0) ||
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(GetKeyState(VK_RCONTROL) < 0) ;
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switch (LOWORD(wParam))
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{
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case IDCANCEL:
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EndDialog(hDlg, MSGINA_DLG_SUCCESS);
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return TRUE;
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case IDD_OPTIONS_CHANGEPWD:
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Result = ChangePassword(hDlg,
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pGlobals,
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pGlobals->UserName,
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pGlobals->Domain,
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CHANGEPWD_OPTION_ALL );
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if (DLG_INTERRUPTED(Result))
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{
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EndDialog(hDlg, Result);
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}
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return(TRUE);
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case IDD_OPTIONS_LOCK:
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EndDialog(hDlg, MSGINA_DLG_LOCK_WORKSTATION);
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return(TRUE);
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case IDD_OPTIONS_LOGOFF:
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if (ControlKey)
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{
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Result = TimeoutMessageBox(hDlg,
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pGlobals,
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IDS_LOGOFF_LOSE_CHANGES,
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IDS_LOGOFF_TITLE,
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MB_OKCANCEL | MB_DEFBUTTON2 | MB_ICONSTOP,
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TIMEOUT_CURRENT);
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if (Result == MSGINA_DLG_SUCCESS)
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{
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EndDialog(hDlg, MSGINA_DLG_FORCE_LOGOFF);
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}
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}
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else
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{
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//
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// Confirm the user really knows what they're doing.
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//
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Result = pWlxFuncs->WlxDialogBoxParam(
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pGlobals->hGlobalWlx,
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hDllInstance,
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MAKEINTRESOURCE(IDD_LOGOFFWINDOWS_DIALOG),
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hDlg,
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EndWindowsSessionDlgProc,
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(LPARAM)pGlobals);
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if (Result == MSGINA_DLG_SUCCESS)
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{
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EndDialog(hDlg, MSGINA_DLG_USER_LOGOFF);
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}
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}
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return(TRUE);
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case IDD_OPTIONS_SHUTDOWN:
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//
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// If they held down Ctrl while selecting shutdown - then
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// we'll do a quick and dirty reboot.
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// i.e. we skip the call to ExitWindows
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//
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if ( ControlKey && TestUserPrivilege(pGlobals->UserProcessData.UserToken, SE_SHUTDOWN_PRIVILEGE))
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{
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//
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// Check they know what they're doing
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//
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Result = TimeoutMessageBox(hDlg,
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pGlobals,
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IDS_REBOOT_LOSE_CHANGES,
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IDS_EMERGENCY_SHUTDOWN,
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MB_OKCANCEL | MB_DEFBUTTON2 | MB_ICONSTOP,
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TIMEOUT_CURRENT);
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if (Result == MSGINA_DLG_SUCCESS)
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{
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//
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// Impersonate the user for the shutdown call
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//
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UserHandle = ImpersonateUser( &pGlobals->UserProcessData, NULL );
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ASSERT(UserHandle != NULL);
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if ( UserHandle )
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{
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//
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// Enable the shutdown privilege
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// This should always succeed - we are either system or a user who
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// successfully passed the privilege check in ExitWindowsEx.
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//
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EnableResult = EnablePrivilege(SE_SHUTDOWN_PRIVILEGE, TRUE);
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ASSERT(EnableResult);
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//
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// Do the final system shutdown pass (reboot). Note, if
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// the privilege was not enabled, the API will reject this
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// call.
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//
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Status = NtShutdownSystem(ShutdownReboot);
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}
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}
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if (Result != MSGINA_DLG_FAILURE)
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{
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EndDialog(hDlg, Result);
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}
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return(TRUE);
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}
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//
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// This is a normal shutdown request
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//
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// Check they know what they're doing and find
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// out if they want to reboot too.
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//
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Result = WinlogonShutdownDialog(hDlg, pGlobals, 0);
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// Pre-filter the Disconnect option and handle
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// it now since it may fail
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if (Result == MSGINA_DLG_DISCONNECT)
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{
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if ( pWlxFuncs->WlxDisconnect() )
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{
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Result = MSGINA_DLG_SUCCESS;
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}
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else
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{
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HandleFailedDisconnect(hDlg, pGlobals->MuGlobals.SessionId, pGlobals);
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Result = MSGINA_DLG_FAILURE;
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}
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}
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if (Result != MSGINA_DLG_FAILURE)
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{
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EndDialog(hDlg, Result);
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}
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return(TRUE);
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case IDD_OPTIONS_TASKLIST:
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EndDialog(hDlg, MSGINA_DLG_TASKLIST);
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//
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// Tickle the messenger so it will display any queue'd messages.
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// (This call is a kind of NoOp).
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//
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NetMessageNameDel(NULL,L"");
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return(TRUE);
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break;
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}
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case WM_ERASEBKGND:
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return PaintBranding(hDlg, (HDC)wParam, 0, FALSE, FALSE, COLOR_BTNFACE);
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case WM_QUERYNEWPALETTE:
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return BrandingQueryNewPalete(hDlg);
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case WM_PALETTECHANGED:
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return BrandingPaletteChanged(hDlg, (HWND)wParam);
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}
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// We didn't process the message
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return(FALSE);
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}
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/****************************************************************************
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FUNCTION: OptionsDlgInit
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PURPOSE: Handles initialization of security options dialog
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RETURNS: TRUE on success, FALSE on failure
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****************************************************************************/
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BOOL OptionsDlgInit(
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HWND hDlg)
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{
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PGLOBALS pGlobals = (PGLOBALS)GetWindowLongPtr(hDlg, GWLP_USERDATA);
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TCHAR Buffer1[MAX_STRING_BYTES];
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TCHAR Buffer2[MAX_STRING_BYTES];
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BOOL Result;
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DWORD dwValue, dwType;
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HKEY hkeyPolicy;
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DWORD cbData;
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HANDLE hImpersonateUser = NULL;
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USHORT Flags = FT_TIME|FT_DATE;
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LCID locale;
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SetWelcomeCaption( hDlg );
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//
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// Set the logon info text
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//
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if (pGlobals->Domain[0] == TEXT('\0') )
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{
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//
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// there is no domain name
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//
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if ( lstrlen(pGlobals->UserFullName) == 0)
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{
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//
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||
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// There is no full name
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||
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//
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||
|
|
|
||
|
|
|
||
|
|
LoadString(hDllInstance, IDS_LOGON_EMAIL_NAME_NFN_INFO, Buffer1, MAX_STRING_BYTES);
|
||
|
|
|
||
|
|
_snwprintf(Buffer2, sizeof(Buffer2)/sizeof(TCHAR), Buffer1, pGlobals->UserName);
|
||
|
|
|
||
|
|
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
|
||
|
|
LoadString(hDllInstance, IDS_LOGON_EMAIL_NAME_INFO, Buffer1, MAX_STRING_BYTES);
|
||
|
|
|
||
|
|
_snwprintf(Buffer2, sizeof(Buffer2)/sizeof(TCHAR), Buffer1,
|
||
|
|
pGlobals->UserFullName,
|
||
|
|
pGlobals->UserName);
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
if ( lstrlen(pGlobals->UserFullName) == 0)
|
||
|
|
{
|
||
|
|
|
||
|
|
//
|
||
|
|
// There is no full name
|
||
|
|
//
|
||
|
|
|
||
|
|
LoadString(hDllInstance, IDS_LOGON_NAME_NFN_INFO, Buffer1, MAX_STRING_BYTES);
|
||
|
|
|
||
|
|
_snwprintf(Buffer2, sizeof(Buffer2)/sizeof(TCHAR), Buffer1, pGlobals->Domain,
|
||
|
|
pGlobals->UserName);
|
||
|
|
|
||
|
|
}
|
||
|
|
else
|
||
|
|
{
|
||
|
|
|
||
|
|
LoadString(hDllInstance, IDS_LOGON_NAME_INFO, Buffer1, MAX_STRING_BYTES);
|
||
|
|
|
||
|
|
_snwprintf(Buffer2, sizeof(Buffer2)/sizeof(TCHAR), Buffer1, pGlobals->UserFullName,
|
||
|
|
pGlobals->Domain,
|
||
|
|
pGlobals->UserName);
|
||
|
|
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
SetDlgItemText(hDlg, IDD_OPTIONS_LOGON_NAME_INFO, Buffer2);
|
||
|
|
|
||
|
|
//
|
||
|
|
// Set the logon time/date - but do it as the logged on user
|
||
|
|
//
|
||
|
|
hImpersonateUser = ImpersonateUser(&pGlobals->UserProcessData, NULL);
|
||
|
|
|
||
|
|
locale = GetUserDefaultLCID();
|
||
|
|
|
||
|
|
if (((PRIMARYLANGID(LANGIDFROMLCID(locale)) == LANG_ARABIC)
|
||
|
|
|| (PRIMARYLANGID(LANGIDFROMLCID(locale)) == LANG_HEBREW)))
|
||
|
|
{
|
||
|
|
// Get the real item windows ExStyle.
|
||
|
|
HWND hWnd = GetDlgItem(hDlg, IDD_OPTIONS_LOGON_DATE);
|
||
|
|
DWORD dwExStyle = GetWindowLong(hWnd, GWL_EXSTYLE);
|
||
|
|
|
||
|
|
if ((BOOLIFY(dwExStyle & WS_EX_RTLREADING)) != (BOOLIFY(dwExStyle & WS_EX_LAYOUTRTL)))
|
||
|
|
Flags |= FT_RTL;
|
||
|
|
else
|
||
|
|
Flags |= FT_LTR;
|
||
|
|
}
|
||
|
|
|
||
|
|
Result = FormatTime(&pGlobals->LogonTime, Buffer1, sizeof(Buffer1) / sizeof(Buffer1[0]), Flags);
|
||
|
|
if (hImpersonateUser)
|
||
|
|
{
|
||
|
|
StopImpersonating(hImpersonateUser);
|
||
|
|
}
|
||
|
|
|
||
|
|
ASSERT(Result);
|
||
|
|
SetDlgItemText(hDlg, IDD_OPTIONS_LOGON_DATE, Buffer1);
|
||
|
|
|
||
|
|
|
||
|
|
//
|
||
|
|
// Check if DisableLockWorkstation is set for the entire machine
|
||
|
|
//
|
||
|
|
|
||
|
|
if (RegOpenKeyEx(HKEY_LOCAL_MACHINE, WINLOGON_KEY,
|
||
|
|
0, KEY_READ, &hkeyPolicy) == ERROR_SUCCESS)
|
||
|
|
{
|
||
|
|
dwValue = 0;
|
||
|
|
cbData = sizeof(dwValue);
|
||
|
|
RegQueryValueEx(hkeyPolicy, DISABLE_LOCK_WKSTA,
|
||
|
|
0, &dwType, (LPBYTE)&dwValue, &cbData);
|
||
|
|
|
||
|
|
if (dwValue)
|
||
|
|
{
|
||
|
|
EnableDlgItem(hDlg, IDD_OPTIONS_LOCK, FALSE);
|
||
|
|
}
|
||
|
|
|
||
|
|
RegCloseKey(hkeyPolicy);
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Smart card only users can't change the password
|
||
|
|
//
|
||
|
|
if (pGlobals->Profile && (pGlobals->Profile->UserFlags & UF_SMARTCARD_REQUIRED))
|
||
|
|
{
|
||
|
|
EnableDlgItem(hDlg, IDD_OPTIONS_CHANGEPWD, FALSE);
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Check for policy and then disable corresponding options
|
||
|
|
//
|
||
|
|
|
||
|
|
if (OpenHKeyCurrentUser(pGlobals)) {
|
||
|
|
|
||
|
|
if (RegOpenKeyEx(pGlobals->UserProcessData.hCurrentUser,
|
||
|
|
WINLOGON_POLICY_KEY,
|
||
|
|
0, KEY_READ, &hkeyPolicy) == ERROR_SUCCESS)
|
||
|
|
{
|
||
|
|
dwValue = 0;
|
||
|
|
cbData = sizeof(dwValue);
|
||
|
|
RegQueryValueEx(hkeyPolicy, DISABLE_LOCK_WKSTA,
|
||
|
|
0, &dwType, (LPBYTE)&dwValue, &cbData);
|
||
|
|
|
||
|
|
if (dwValue)
|
||
|
|
{
|
||
|
|
EnableDlgItem(hDlg, IDD_OPTIONS_LOCK, FALSE);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
dwValue = 0;
|
||
|
|
cbData = sizeof(dwValue);
|
||
|
|
RegQueryValueEx(hkeyPolicy, DISABLE_TASK_MGR,
|
||
|
|
0, &dwType, (LPBYTE)&dwValue, &cbData);
|
||
|
|
|
||
|
|
if (dwValue)
|
||
|
|
{
|
||
|
|
EnableDlgItem(hDlg, IDD_OPTIONS_TASKLIST, FALSE);
|
||
|
|
ShowDlgItem(hDlg, IDD_OPTIONS_TASKMGR_TEXT, FALSE);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
dwValue = 0;
|
||
|
|
cbData = sizeof(dwValue);
|
||
|
|
RegQueryValueEx(hkeyPolicy, DISABLE_CHANGE_PASSWORD,
|
||
|
|
0, &dwType, (LPBYTE)&dwValue, &cbData);
|
||
|
|
|
||
|
|
if (dwValue)
|
||
|
|
{
|
||
|
|
EnableDlgItem(hDlg, IDD_OPTIONS_CHANGEPWD, FALSE);
|
||
|
|
}
|
||
|
|
|
||
|
|
|
||
|
|
RegCloseKey(hkeyPolicy);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (RegOpenKeyEx(pGlobals->UserProcessData.hCurrentUser, EXPLORER_POLICY_KEY,
|
||
|
|
0, KEY_READ, &hkeyPolicy) == ERROR_SUCCESS)
|
||
|
|
{
|
||
|
|
dwValue = 0;
|
||
|
|
cbData = sizeof(dwValue);
|
||
|
|
RegQueryValueEx(hkeyPolicy, NOLOGOFF,
|
||
|
|
0, &dwType, (LPBYTE)&dwValue, &cbData);
|
||
|
|
|
||
|
|
if (dwValue)
|
||
|
|
{
|
||
|
|
EnableDlgItem(hDlg, IDD_OPTIONS_LOGOFF, FALSE);
|
||
|
|
}
|
||
|
|
|
||
|
|
dwValue = 0;
|
||
|
|
cbData = sizeof(dwValue);
|
||
|
|
|
||
|
|
RegQueryValueEx(hkeyPolicy, NOCLOSE,
|
||
|
|
0, &dwType, (LPBYTE)&dwValue, &cbData);
|
||
|
|
|
||
|
|
//
|
||
|
|
// If this is not the system console, check the appropriate key in registry
|
||
|
|
//
|
||
|
|
if ( !g_Console ) {
|
||
|
|
if (!TestUserPrivilege(pGlobals->UserProcessData.UserToken, SE_SHUTDOWN_PRIVILEGE)) {
|
||
|
|
RegQueryValueEx(hkeyPolicy, NODISCONNECT,
|
||
|
|
0, &dwType, (LPBYTE)&dwValue, &cbData);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if (dwValue)
|
||
|
|
{
|
||
|
|
EnableDlgItem(hDlg, IDD_OPTIONS_SHUTDOWN, FALSE);
|
||
|
|
}
|
||
|
|
RegCloseKey(hkeyPolicy);
|
||
|
|
}
|
||
|
|
|
||
|
|
CloseHKeyCurrentUser(pGlobals);
|
||
|
|
}
|
||
|
|
|
||
|
|
// Position ourselves nicely
|
||
|
|
SizeForBranding(hDlg, FALSE);
|
||
|
|
CentreWindow(hDlg);
|
||
|
|
|
||
|
|
return TRUE;
|
||
|
|
}
|
||
|
|
|
||
|
|
/***************************************************************************\
|
||
|
|
* FUNCTION: EndWindowsSessionDlgProc
|
||
|
|
*
|
||
|
|
* PURPOSE: Processes messages for Logging off Windows Nt confirmation dialog
|
||
|
|
*
|
||
|
|
* RETURNS: MSGINA_DLG_SUCCESS - The user wants to logoff.
|
||
|
|
* MSGINA_DLG_FAILURE - The user doesn't want to logoff.
|
||
|
|
* DLG_INTERRUPTED() - a set defined in winlogon.h
|
||
|
|
*
|
||
|
|
* HISTORY:
|
||
|
|
*
|
||
|
|
* 05-17-92 Davidc Created.
|
||
|
|
*
|
||
|
|
\***************************************************************************/
|
||
|
|
|
||
|
|
INT_PTR WINAPI
|
||
|
|
EndWindowsSessionDlgProc(
|
||
|
|
HWND hDlg,
|
||
|
|
UINT message,
|
||
|
|
WPARAM wParam,
|
||
|
|
LPARAM lParam
|
||
|
|
)
|
||
|
|
{
|
||
|
|
|
||
|
|
switch (message)
|
||
|
|
{
|
||
|
|
|
||
|
|
case WM_INITDIALOG:
|
||
|
|
{
|
||
|
|
HICON hIcon;
|
||
|
|
|
||
|
|
SetWindowLongPtr(hDlg, GWLP_USERDATA, lParam);
|
||
|
|
|
||
|
|
// Load the 48 x 48 version of the logoff icon
|
||
|
|
hIcon = LoadImage (hDllInstance, MAKEINTRESOURCE(IDI_STLOGOFF),
|
||
|
|
IMAGE_ICON, 48, 48, LR_DEFAULTCOLOR);
|
||
|
|
|
||
|
|
if (hIcon)
|
||
|
|
{
|
||
|
|
SendDlgItemMessage (hDlg, IDD_LOGOFFICON, STM_SETICON, (WPARAM) hIcon, 0);
|
||
|
|
}
|
||
|
|
|
||
|
|
// Position ourselves nicely
|
||
|
|
CentreWindow(hDlg);
|
||
|
|
|
||
|
|
}
|
||
|
|
return(TRUE);
|
||
|
|
|
||
|
|
case WLX_WM_SAS:
|
||
|
|
|
||
|
|
//
|
||
|
|
// If this is someone hitting C-A-D, swallow it.
|
||
|
|
//
|
||
|
|
if (wParam == WLX_SAS_TYPE_CTRL_ALT_DEL)
|
||
|
|
{
|
||
|
|
return(TRUE);
|
||
|
|
}
|
||
|
|
|
||
|
|
//
|
||
|
|
// Other SAS's (like timeout), return FALSE and let winlogon
|
||
|
|
// deal with it.
|
||
|
|
//
|
||
|
|
return(FALSE);
|
||
|
|
|
||
|
|
case WM_COMMAND:
|
||
|
|
switch (LOWORD(wParam))
|
||
|
|
{
|
||
|
|
|
||
|
|
case IDOK:
|
||
|
|
EndDialog(hDlg, MSGINA_DLG_SUCCESS);
|
||
|
|
return(TRUE);
|
||
|
|
|
||
|
|
case IDCANCEL:
|
||
|
|
EndDialog(hDlg, MSGINA_DLG_FAILURE);
|
||
|
|
return(TRUE);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
|
||
|
|
// We didn't process the message
|
||
|
|
return(FALSE);
|
||
|
|
}
|